Kernel Recommendations for IBM Websphere 8.5 on RHEL 6.10 - 64Bit

Hi,

I am trying to understand what would be the kernel recommendation for the following Websphere Web application server on RHEL.

Product / Server Details:
OS DETAILS - Red Hat Enterprise Linux Server release 6.10 (Santiago),
WAS Version: 8.5.5.12,
JAVA: 1.8,
CPU: 32, RAM : 64 GB,
Kernel version: 2.6.32-754.23.1.el6.x86_64.

Below is the list of JVM's we are running

SERVER NAME INITAIL HEAP SIZE (GB) MAX. Heap size (GB)
server 1 12 12
server 2 2 2
server 3 10 10
server 4 5 5
server 5 12 12
server 6 2 2

Appreciate the help

rgds
Josh ...